
public class subject3 {

	public static void main(String[] args) {
		int num = 2000;
		int count = 0;
		while (num >= 0) {
			System.out.println(num + "");
			count++;
			if (count % 10 == 0) {
				System.out.println("\n");
			}
			num--;
		}
	}

}
